<div class="d-flex pt-3 pb-3 border-bottom align-items-center mb-2">
    <a href="{{route('edu.center.topic.index',['user'=>$activity->causer])}}" class="">
        <span class="mr-3">
            <img src="{{$activity->causer->icon}}" class="avatar45 rounded">
        </span>
    </a>
    <div class="d-flex flex-column justify-content-between">
        <a href="{{$activity->subject->link}}"
           class="text-secondary h5 ">
            {{$activity->subject->title}}
        </a>
        <div class="small text-black-50">
            <a href="{{route('edu.center.topic.index',['user'=>$activity->causer])}}"
               class="">{{$activity->causer->name}}</a>
            {{$activity->subject->created_at->diffForHumans()}}
            <span>评论 {{$activity->subject->comment_count}}</span>

        </div>

    </div>
</div>
